26 PRINCIPLES OF BOTANY, ETC. 
N. Plants that want the stem are called Planta 
acatles. 
§ 29. 
The Leaves, (folia), are distinguished and deno- 
minated according as they are simple or compound, 
according to their situation, substance, or position, 
their attachment or direction. Every simple leaf 
must be considered in respect of its apex, its base, 
its circumference, its margin and its two surfaces. 
a 
A. Simple Leaves. 
a. In respect of the Apex. 
A leaf is said to be 
1. Hone: (acutum), when the leaf ends in a point, 
fig. 68. 
2. Acuminated, (acuminatum), when the point is 
lengthened out, fig. 200. 
3. Pointed, (cuspidatum), when the lengthened out 
point ends in a small bristle, fig. 198. 
4, Obtuse, (cbtusum), when the end of the leaf 
is blunt or round, fig. 25. 
5. Mucronate, (mucronatum), when there is a 
bristle-shaped aculeus, situated on the round end of 
a leaf, as in the Amaranthus Blitum. 
6. Bitten, (praemorsum), when the leaf is as it 
were bitten off at the point, forming a curved line, 
as in the Pavonia premorsa. 
7. Truncated, (¢rwncatum), when the point of the 
leaf is cut across by a straight line, as in the Lirios 
dendron tulipifera. 
4 8. Wedges 
be 

